L-Isoleucine Pharmaceutical Grade from Canada
L-Isoleucine pharmaceutical grade is a branched-chain amino acid for parenteral nutrition and muscle recovery supplements. HTS 2922.49.49 applies to this pure enantiomer with single oxygen function. Meets EP/USP monographs for IV infusion use.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Pyrogen-free certification mandatory for pharma grade; include endotoxin test results
• Ship under temperature control (2-8°C); declare pharma end-use for FDA import alert screening